Flights from London Heathrow to Sylhet

Our cheapest offers for flights from London Heathrow to Sylhet

Here you can compare cheap flights from London Heathrow (LHR) to Sylhet (ZYL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Sylhet. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0605
28h 30min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0602, GF0251, GF0007
47h 40min
Gulf Air, Biman Bangladesh Airlines
£751
Best option
London Heathrow
Sylhet
Outbound
20/03/26
direct
BG0202
09h 40min
Return
17/04/26
direct
BG0201
11h 20min
Biman Bangladesh Airlines ?
£1,034
London Heathrow
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0603
24h 00min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0602, GF0251, GF0007
47h 40min
Gulf Air, Biman Bangladesh Airlines
£781
London Heathrow
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0603
24h 00min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0248, GF0249, GF0007
28h 25min
Gulf Air, Biman Bangladesh Airlines
£786
London Heathrow
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0603
24h 00min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0248, GF0249, GF0007
28h 25min
Gulf Air, Biman Bangladesh Airlines
£804
London Heathrow
Sylhet
Outbound
20/03/26
2 Stopovers (KWI, DAC)
KU0102, KU0283, BG0601
38h 05min
Return
17/04/26
2 Stopovers (DAC, KWI)
BG0202, KU0286, KU0103
51h 35min
Kuwait Airways, Biman Bangladesh Airlines
£925
London Heathrow
Sylhet
Outbound
20/03/26
1 Stopover (AUH)
EY0066, BG0228
32h 20min
Return
17/04/26
direct
BG0201
11h 20min
Etihad Airways, Biman Bangladesh Airlines
£1,077
London Heathrow
Sylhet
Outbound
20/03/26
1 Stopover (AUH)
EY0066, BG0228
32h 20min
Return
17/04/26
direct
BG0201
11h 20min
Etihad Airways, Biman Bangladesh Airlines
£1,081
London Heathrow
Sylhet
Outbound
22/12/25
2 Stopovers (RUH, DAC)
SV0112, BG0340, BG0251
18h 35min
Return
10/01/26
2 Stopovers (DAC, DXB)
BG0606, EK0583, EK0031
50h 00min
Saudi Arabian Airlines, Biman Bangladesh Airlines
£1,283
London Heathrow
Sylhet
Outbound
22/12/25
2 Stopovers (IST, DAC)
TK1984, TK0712, BG0601
31h 15min
Return
10/01/26
2 Stopovers (DAC, DOH)
BG0606, QR0641, QR0005
31h 45min
Turkish Airlines, Biman Bangladesh Airlines ?
£1,504
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Sylhet

Favourite airline: Kuwait Airways
74 % of bookings on this flight route are made with Kuwait Airways, Biman Bangladesh Airlines and Qatar Airways.
Kuwait Airways
37 %
Biman Bangladesh Airlines
21 %
Qatar Airways
16 %
Direct flights are more expensive
Compared to flights with a stopover, direct flights are £251.00 more expensive on this route.
non stop flight
2 stops
10h 00min
24h 20min
1.053 £
802 £
Favourite connection: via Kuwait and Dhaka
On this flight route, flights with a stopover in Kuwait and Dhaka are the most popular.
Route
bookings
2 stopovers Kuwait-Kuwait International Dhaka
34h 40min, from 954 £
41 %
Direct flights
10h 00min, from 1.053 £
24 %
2 stopovers Doha Dhaka
24h 20min, from 802 £
18 %

Important flight information

Flight information: London Heathrow - Sylhet

Outbound and return from 750,62 £
Flight duration min. 10:00
Distance 8027 km
Flights per week 4
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Sylhet (ZYL)
Destination country Flights to Bangladesh
Alternative routes to Bangladesh
Alternative flights to Sylhet
Popular destinations for onward travel
Flight destinations with a similar price